Prepress Preparation, ContinuedType size -heightIn type size, height is expressed in points. A point is a unit of measurementthat approximates one seventy-second of an inch (1/72). There areapproximately 72 points to an inch. The size of a typeface is measured by itsheight in points.Figure 1-13 shows how point size affects letter height.Figure 1-13.Point size and letter height.Continued on next page1-18